Boiler



The file of this patent contains at least one drawing/photographexecuted in color. Copies of this patent with colordrawing(s)/photograph(s) will be provided by the Office upon request andpayment of the necessary fee.

FIG. 1 is a perspective view of a boiler showing the new designaccording to a first embodiment;

FIG. 2 is a front view of the boiler of FIG. 1;

FIG. 3 is a left side view of the boiler of FIG. 1;

FIG. 4 is a right side view of the boiler of FIG. 1;

FIG. 5 is a back view of the boiler of FIG. 1;

FIG. 6 is a top view of the boiler of FIG. 1; and,

FIG. 7 is a bottom view of the boiler of FIG. 1.

The evenly spaced broken lines shown in the drawings depict portions ofthe boiler that form no part of the claimed design. The dash-dot brokenlines indicate the bounds of the claim and form no part of the claimeddesign.

CLAIM The ornamental design for a boiler, as shown and described.